September weather forecast
Flordell Hills, MO

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Flordell Hills, Missouri, with an average temperature fluctuating between 79.7°F (26.5°C) and 60.1°F (15.6°C).

Temperature

September signifies a minor drop in average high-temperature, transitioning from 85.5°F (29.7°C) in August to a still warm 79.7°F (26.5°C). In the month of September, Flordell Hills records a consistent average low-temperature of 60.1°F (15.6°C).

Humidity

In September, the average relative humidity in Flordell Hills is 73%.

Rainfall

In Flordell Hills, Missouri, in September, it is raining for 12 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, in Flordell Hills, there are 144.8 rainfall days, and 30.59" (777mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of September, sunrise is at 6:30 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:44 pm CDT.

Sunshine

In Flordell Hills, the average sunshine in September is 9.6h.

UV index

In Flordell Hills, Missouri, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What is the average September temperature in Flordell Hills?

During September, Flordell Hills experiences an average high-temperature of 79.7°F (26.5°C) and a low-temperature of 60.1°F (15.6°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 95°F (35°C).

What is the average humidity in September in Flordell Hills?

The average relative humidity in September in Flordell Hills is 73%.

How much does it rain in Flordell Hills in September?

In Flordell Hills, in September, during 12 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Flordell Hills?

April through October are months without snowfall in Flordell Hills.

How many hours of daylight does Flordell Hills have in September?

In September, the average day length in Flordell Hills is 12h and 26min.

When is the sunrise / sunset in September in Flordell Hills?

On the first day of September in Flordell Hills, sunrise is at 6:30 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:44 pm CDT.

How long on average sun shines in September in Flordell Hills?

The average sunshine duration in September in Flordell Hills, Missouri, is 9.6h.

What is the UV index intensity in September in Flordell Hills?

The average daily maximum UV index in September in Flordell Hills, Missouri, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Flordell Hills, MO

Average temperature in September - Flordell Hills, MO
  • Average high temperature in September: 79.7°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in September: 60.1°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in September
Flordell Hills, MO

Average pressure in September - Flordell Hills, MO
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in September
Flordell Hills, MO

Average wind speed in September - Flordell Hills, MO
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in September
Flordell Hills, MO

Average humidity in September - Flordell Hills, MO
  • Average humidity in September: 73%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in September
Flordell Hills, MO

Average rainfall in September - Flordell Hills, MO
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.69").

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Average rainfall days in September
Flordell Hills, MO

Average rainfall days in September - Flordell Hills, MO
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.5 days).

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Average snowfall in September
Flordell Hills, MO

Average snowfall in September - Flordell Hills, MO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Flordell Hills, MO

Average snowfall days in September - Flordell Hills, MO
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Flordell Hills, MO

Average daylight in September / Average sunshine in September - Flordell Hills, MO
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 9h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in September
Flordell Hills, MO

Average sunshine days in September - Flordell Hills, MO
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index in September
Flordell Hills, MO

Average UV index in September - Flordell Hills, MO
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in September
Flordell Hills, MO

Average cloud cover in September - Flordell Hills, MO
  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in September
Flordell Hills, MO

Average visibility in September - Flordell Hills, MO
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Flordell Hills, Missouri, USA

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